Wall clock



FIG. 1 is a front elevational view of a wall clock showing my new design;

FIG. 2 is a typical side elevational view thereof;

FIG. 3 is a cross-sectional view thereof as taken from line 3--3 of FIG. 1;

FIG. 4 is a rear elevational view thereof.

The broken line showings of the hands and mechanism are environment only and form no part of the claimed design. 

The ornamental design for wall clock, substantially as shown and described. 